Antibiotics in animal feeds.
D000821:Animal Feed; D000818:Animals; D000900:Anti-Bacterial Agents / Q000008:administration & dosage*; D009175:Mycoplasma Infections / Q000517:prevention & control / Q000662:veterinary*; D011201:Poultry Diseases / Q000517:prevention & control*
D000900:Anti-Bacterial Agents